package desgin.pattern.behavior.command.sample;

/**
 * 
 * @Type Tv
 * @Desc 电视 (receiver)
 * @author shuai.zuo
 * @date 2015年3月9日
 * @Version V1.0
 */
public class Tv {

    public void turnon() {
        System.out.println("is turn on");
    }

    public void turnoff() {
        System.out.println("is turn off");
    }

    public void changeChannel(String channel) {
        System.out.println("change to channel " + channel);
    }
}
